ACPI_DEVICE_CLASS(9)

🌸 NAME 🌸

okay bestie, welcome to the ACPI_DEVICE_CLASS(9) page from the Kernel API Manual 💖 this is the macro that describes an ACPI device using the PCI-defined class-code information. literally its whole job, and it ate.

✨ SYNOPSIS ✨

ACPI_DEVICE_CLASS (_cls , _msk );

🎀 ARGUMENTS 🎀

• _cls — the class, subclass, prog-if triple for this device 👑
• _msk — the class mask for this device 🫶

💅 DESCRIPTION 💅

This macro is used to create a struct acpi_device_id that matches a specific PCI class. The .id and .driver_data fields will be left initialized with the default value — no cap, they stay on default. 🧚

🦋 SEE ALSO 🦋

• Kernel file ./include/linux/device-id/acpi.h — go read it, iykyk 💜

xoxo, your ACPI_DEVICE_CLASS(9) bestie 💋 source/version: ./include/linux/device-id; date: October 2026. it's giving iconic kernel API manual energy 🌈✨